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Finding the Fourth Proportional to 10,522, 14,520.54 and 6,802.48

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Solution

The fourth proportional to 10,522, 14,520.54 and 6,802.48 is: 9,387.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,522 : 14,520.54 = 6,802.48 : x
  2. Step 2: Convert to fraction form
    10,522/14,520.54 = 6,802.48/x
  3. Step 3: Cross multiply
    10,522x = 14,520.54 × 6,802.48
  4. Step 4: Simplify right side
    10,522x = 98,775,682.94
  5. Step 5: Solve for x
    x = 98,775,682.94/10,522
  6. Step 6: Final answer
    x = 9,387.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.